News
Heatwave conditions across much of the UK
Large swathes of the UK have met heatwave criteria as the widely hot, dry, and sunny weather continues today and into the weekend.
Read moreSlieveavaddy (County Londonderry) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 15° Celsius; -
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 13° Celsius;
-
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 8° Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 9° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 9° Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 10° Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 10° Celsius;
7 day forecast for Slieveavaddy
Today (12 July 2025)
| Time |
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
13°
|
13°
|
15°
|
16°
|
18°
|
19°
|
21°
|
23°
|
24°
|
25°
|
25°
|
25°
|
25°
|
24°
|
23°
|
21°
|
20°
|
18°
|
18°
|
| Feels like temperature (°C) |
12°
|
12°
|
13°
|
14°
|
16°
|
17°
|
18°
|
20°
|
21°
|
22°
|
22°
|
22°
|
21°
|
21°
|
20°
|
19°
|
18°
|
17°
|
16°
|
| Wind direction and speed |
SSE
9
|
SSE
9
|
SSE
9
|
SE
11
|
SSE
13
|
SSE
14
|
SSE
14
|
SSE
15
|
SE
16
|
SE
16
|
SE
17
|
SE
17
|
SE
18
|
ESE
17
|
ESE
15
|
ESE
12
|
E
10
|
E
9
|
E
9
|
| Wind gust (mph) |
12
|
12
|
14
|
17
|
20
|
22
|
23
|
25
|
26
|
27
|
28
|
27
|
27
|
25
|
21
|
19
|
16
|
15
|
14
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
86%
|
85%
|
82%
|
78%
|
73%
|
67%
|
64%
|
56%
|
54%
|
49%
|
46%
|
46%
|
52%
|
55%
|
60%
|
65%
|
72%
|
72%
|
69%
|
| UV | 1 | 1 | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 7 | 6 | 5 | 3 | 2 | 1 | 1 | 1 | - | - |
Sunday (13 July 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
|
 |
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
20%
|
30%
|
| Temperature (°C) |
17°
|
17°
|
17°
|
16°
|
16°
|
15°
|
15°
|
16°
|
17°
|
18°
|
19°
|
20°
|
21°
|
22°
|
22°
|
22°
|
23°
|
22°
|
22°
|
21°
|
20°
|
18°
|
17°
|
16°
|
| Feels like temperature (°C) |
16°
|
15°
|
15°
|
14°
|
14°
|
14°
|
13°
|
14°
|
15°
|
16°
|
17°
|
17°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
17°
|
17°
|
17°
|
16°
|
15°
|
| Wind direction and speed (mph) |
E
9
|
ESE
9
|
E
10
|
E
10
|
ENE
11
|
E
10
|
E
10
|
E
10
|
E
11
|
E
12
|
ESE
13
|
ESE
15
|
ESE
16
|
ESE
17
|
ESE
17
|
ESE
18
|
ESE
19
|
ESE
18
|
ESE
18
|
ESE
16
|
ESE
13
|
ESE
11
|
ESE
9
|
ESE
8
|
| Wind gust (mph) |
14
|
14
|
14
|
15
|
16
|
16
|
16
|
18
|
20
|
21
|
23
|
25
|
26
|
27
|
28
|
28
|
27
|
27
|
25
|
23
|
18
|
17
|
15
|
15
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
E
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
70%
|
70%
|
72%
|
75%
|
78%
|
82%
|
82%
|
82%
|
78%
|
76%
|
71%
|
65%
|
62%
|
56%
|
54%
|
51%
|
48%
|
48%
|
53%
|
55%
|
63%
|
66%
|
70%
|
73%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 7 | 6 | 5 | 3 | 2 | 1 | 1 | 1 | - | - |
Monday (14 July 2025)
| Time |
00:00
|
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
 |
|
 |
|
|
|
|
| Chance of precipitation |
30%
|
50%
|
60%
|
80%
|
70%
|
80%
|
70%
|
60%
|
40%
|
| Temperature (°C) |
16°
|
16°
|
14°
|
14°
|
14°
|
15°
|
14°
|
14°
|
11°
|
| Feels like temperature (°C) |
15°
|
14°
|
13°
|
12°
|
12°
|
12°
|
11°
|
11°
|
9°
|
| Wind direction and speed (mph) |
E
9
|
E
9
|
E
10
|
ESE
10
|
S
12
|
SW
14
|
SSW
15
|
SSW
15
|
SSW
9
|
| Wind gust (mph) |
16
|
17
|
18
|
23
|
26
|
28
|
26
|
21
|
13
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
| Humidity |
74%
|
77%
|
91%
|
95%
|
94%
|
73%
|
70%
|
64%
|
82%
|
| UV | - | - | - | 1 | 4 | 7 | 4 | 1 | - |
Tuesday (15 July 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
 |
|
|
|
|
|
| Chance of precipitation |
40%
|
40%
|
50%
|
70%
|
60%
|
40%
|
20%
|
20%
|
| Temperature (°C) |
10°
|
9°
|
9°
|
12°
|
14°
|
15°
|
14°
|
12°
|
| Feels like temperature (°C) |
8°
|
7°
|
7°
|
9°
|
11°
|
12°
|
12°
|
10°
|
| Wind direction and speed (mph) |
SSW
9
|
SSW
9
|
SSW
10
|
SSW
11
|
WNW
12
|
WNW
14
|
W
13
|
WNW
10
|
| Wind gust (mph) |
12
|
12
|
15
|
20
|
23
|
22
|
19
|
11
|
| Visibility (description) |
E
|
E
|
VG
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
88%
|
93%
|
94%
|
85%
|
69%
|
63%
|
67%
|
83%
|
| UV | - | - | 1 | 3 | 4 | 4 | 1 | - |
Wednesday (16 July 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
30%
|
20%
|
30%
|
20%
|
20%
|
20%
|
20%
|
| Temperature (°C) |
11°
|
10°
|
11°
|
13°
|
16°
|
18°
|
16°
|
13°
|
| Feels like temperature (°C) |
8°
|
8°
|
9°
|
12°
|
14°
|
15°
|
15°
|
11°
|
| Wind direction and speed (mph) |
WNW
10
|
W
9
|
W
8
|
SW
9
|
SSW
10
|
SSW
12
|
SSE
11
|
SE
9
|
| Wind gust (mph) |
11
|
10
|
12
|
15
|
17
|
16
|
12
|
10
|
| Visibility (description) |
E
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
92%
|
95%
|
93%
|
80%
|
69%
|
66%
|
74%
|
90%
|
| UV | - | - | 1 | 4 | 6 | 4 | 1 | - |
Thursday (17 July 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
|
|
|
|
|
|
| Chance of precipitation |
30%
|
30%
|
40%
|
40%
|
40%
|
40%
|
20%
|
20%
|
| Temperature (°C) |
11°
|
10°
|
11°
|
15°
|
17°
|
18°
|
17°
|
13°
|
| Feels like temperature (°C) |
9°
|
9°
|
10°
|
13°
|
15°
|
15°
|
14°
|
12°
|
| Wind direction and speed (mph) |
ESE
7
|
SE
7
|
SSE
7
|
S
10
|
S
12
|
SSW
15
|
SSW
14
|
S
9
|
| Wind gust (mph) |
8
|
8
|
10
|
15
|
17
|
17
|
14
|
10
|
| Visibility (description) |
G
|
M
|
G
|
G
|
G
|
G
|
VG
|
G
|
| Humidity |
95%
|
96%
|
95%
|
86%
|
77%
|
72%
|
75%
|
88%
|
| UV | - | - | 1 | 3 | 5 | 4 | 1 | - |
Friday (18 July 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
30%
|
30%
|
40%
|
50%
|
50%
|
30%
|
20%
|
| Temperature (°C) |
12°
|
11°
|
12°
|
14°
|
17°
|
18°
|
17°
|
13°
|
| Feels like temperature (°C) |
10°
|
10°
|
11°
|
13°
|
15°
|
16°
|
15°
|
12°
|
| Wind direction and speed (mph) |
S
8
|
SSE
6
|
SSE
6
|
S
9
|
S
11
|
S
13
|
S
12
|
SSE
8
|
| Wind gust (mph) |
8
|
7
|
10
|
14
|
16
|
15
|
14
|
8
|
| Visibility (description) |
G
|
M
|
G
|
G
|
G
|
G
|
VG
|
G
|
| Humidity |
95%
|
96%
|
95%
|
88%
|
81%
|
73%
|
77%
|
92%
|
| UV | - | - | 1 | 3 | 6 | 3 | 1 | - |
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Northern Ireland weather forecast
Headline:
Dry, hot and sunny today.
Today:
Dry, hot and sunny. Just a small chance of a shower across the far west later this afternoon. Cooling onshore breezes along the east coast. Maximum temperature 30 °C.
Tonight:
Dry, very warm and sunny this evening. Then the rest of the night will remain dry with lengthy clear periods. A warm night in many places. Minimum temperature 15 °C.
Sunday:
Dry, hot and sunny again for most of the day. Cloudier by evening with the chance of a few showers. Cooler along the east coast. Maximum temperature 28 °C.
Outlook for Monday to Wednesday:
Rain, occasionally heavy, moving northeast early on Monday morning followed by scattered showers. Still a few showers on Tuesday before it becomes drier on Wednesday. Still quite warm.
Updated: